AutoPump AP4 - High Viscosity

QED’s special AutoPump® AP4 Ultra models are available to pump fluids up to 250 ºF (120ºC), and are already proven in service. These high temperature pumps use the highly reliable AutoPump core design and proprietary Ultra non-stick finishes, but add specialized materials of construction to extend the upper temperature limit. The end result is a proven pump that delivers long-term durability and withstands high liquid temperatures.
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Product Description
Product Description
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The new High Viscosity AP4 Ultra builds upon the established AutoPump® system, which has been the industry leader for over 30 years, and includes QED's unmatched customer service. QED’s special AutoPump® AP4 Ultra models are available to pump fluids up to 7,000 cSt

Key Specifications
  • • 100% air-powered operation
  • • Corrosion-resistant 316-grade stainless steel metallic parts
  • • Reliable air control mechanism
  • • Temperature ratings up to 180 °F, making it ideal for high temperature applications.
  • • ATEX Certified
  • • Functions under positive or negative (vacuum) pressure environments.
  • • Does not require clean dry air to function properly and pumps particles up to 1/8 inch in diameter.
  • • The AP4+ air valves can pass 90 weight oil without fouling.
  • • Able to pump products with a specific gravity as low as .72
  • • Viscous pumps able to pump liquids up to 7,000 cSt
  • • 5 Year Warranty
  • • Increase landfill gas extraction rates.
  • • Reduced risk of liquid leakage through liners and side slope failures.
  • • Lower rates of odors and non-methane organic compounds.
  • • Field tests have shown that the AutoPump® AP4 & AP4.5 Ultra will last up to 10 times longer between service events. Tested in the most severe applications.
  • • Cleans in up to 50% less time than control group, determined by field tests
  • • Simple disassembly with no fasteners and no cotter pins
  • • AutoPumps require no surface timer-based controllers, bubblers or sensors in the well to operate.
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Key Specifications
  • Viscosities up to 7,000 cSt, up to 6.4 gpm (24 lpm)
  • Proprietary finishes reduce buildup and extend the time between cleaning.
  • Special non-stick finishes require less then half the time to clean than traditional pumps.
  • All metallic parts are 316-grade SS for greater corrosion resistance.
  • No fasteners; no cotter pins. Exhaust seat is easy to adjust.
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AutoPump AP4 - High Viscosity Applications

Oil Refineries and Petrochemical


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